Espresso Machine Troubleshooting Hub

Coffee not tasting right? Low pressure, slow extraction, leaking water or warning lights can often be traced back to maintenance issues. Use this hub to diagnose common espresso machine problems, understand the likely causes and find the correct maintenance solution.

Common Espresso Machine Problems

Coffee Tastes Bitter
Coffee has become harsh, bitter or over-extracted.
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Coffee Tastes Weak
Espresso lacks flavour, body or crema
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Slow Espresso Flow
Coffee takes longer than normal to extract
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Machine Leaking Water
Water appears beneath or around the machine
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Performance and Pressure Issues

Low Steam Pressure
Milk steaming performance has reduced.
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Clean Me Light On
Machine requests cleaning or backflushing.
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Coffee Not Hot Enough
Drinks are cooler than normal
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Excessive Noise
Machine sounds louder than usual.
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Where Espresso Problems Usually Start

Most espresso machine faults are caused by one of three maintenance areas:

Scale buildup
Coffee oil accumulation
Worn water filters

Understanding which system is affected can help identify the correct solution more quickly.

Scale Build Up
Coffee Oil Accumulatation
Worn Water Filters

Quick Maintenance Checklist

Descale Regularly
Remove mineral buildup and maintain temperature stability
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Backflush Weekly
Keep the brew path clean and maintain flow
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Replace Filters
Maintain water quality and reduce scale formation
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Clean Steam Wand
Prevent Milk residue and blockages